;; The first three lines of this file were inserted by DrRacket. They record metadata
;; about the language level of this file in a form that our tools can easily process.
#reader(lib "htdp-beginner-reader.ss" "lang")((modname 3.1.2) (read-case-sensitive #t) (teachpacks ((lib "convert.ss" "teachpack" "htdp") (lib "draw.ss" "teachpack" "htdp"))) (htdp-settings #(#t constructor repeating-decimal #f #t none #t ((lib "convert.ss" "teachpack" "htdp") (lib "draw.ss" "teachpack" "htdp")))))
;;
(define (profit price)
  (- (* (+ 120
           (* (/ 15 .10)
              (- 5.00 price)))
        price)
     (+ 180
        (* .04
           (+ 120
           (* (/ 15 .10)
              (- 5.00 price)))))))